题解 | 矩阵转置

#include <stdio.h>

int main() {
    int m, n;
    scanf("%d %d", &m, &n);
    int arr[10][10] = { 0 };
    int tmp[10][10] = { 0 };
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < n; j++) {
            scanf("%d", &arr[i][j]);
        }
    }
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < n; j++) {
            tmp[j][i] = arr[i][j];
        }
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            printf("%d ", tmp[i][j]);
        }
        printf("\n");//每行结束换行
    }
    return 0;
}